/*
 * Copyright 2020 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package androidx.wear.watchface.complications.rendering;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.annotation.internal.DoNotInstrument;

/** EmojiHelper tests. */
@RunWith(ComplicationsTestRunner.class)
@DoNotInstrument
public class EmojiHelperTest {

    // From android.text.Emoji
    private static final int[] EMOJI_LIST = {
        0x00A9, 0x203C, 0x2049, 0x2122, 0x2139, 0x2194, 0x2195, 0x2196, 0x2197, 0x2198, 0x2199,
        0x21A9, 0x21AA, 0x231A, 0x231B, 0x2328, 0x23CF, 0x23E9, 0x23EA, 0x23EB, 0x23EC, 0x23ED,
        0x23EE, 0x23EF, 0x23F0, 0x23F1, 0x23F2, 0x23F3, 0x23F8, 0x23F9, 0x23FA, 0x24C2, 0x25AA,
        0x25AB, 0x25B6, 0x25C0, 0x25FB, 0x25FC, 0x25FD, 0x25FE, 0x2600, 0x2601, 0x2602, 0x2603,
        0x2604, 0x260E, 0x2611, 0x2614, 0x2615, 0x2618, 0x261D, 0x2620, 0x2622, 0x2623, 0x2626,
        0x262A, 0x262E, 0x262F, 0x2638, 0x2639, 0x263A, 0x2640, 0x2642, 0x2648, 0x2649, 0x264A,
        0x264B, 0x264C, 0x264D, 0x264E, 0x264F, 0x2650, 0x2651, 0x2652, 0x2653, 0x2660, 0x2663,
        0x2665, 0x2666, 0x2668, 0x267B, 0x267F, 0x2692, 0x2693, 0x2694, 0x2695, 0x2696, 0x2697,
        0x2699, 0x269B, 0x269C, 0x26A0, 0x26A1, 0x26AA, 0x26AB, 0x26B0, 0x26B1, 0x26BD, 0x26BE,
        0x26C4, 0x26C5, 0x26C8, 0x26CE, 0x26CF, 0x26D1, 0x26D3, 0x26D4, 0x26E9, 0x26EA, 0x26F0,
        0x26F1, 0x26F2, 0x26F3, 0x26F4, 0x26F5, 0x26F7, 0x26F8, 0x26F9, 0x26FA, 0x26FD, 0x2702,
        0x2705, 0x2708, 0x2709, 0x270A, 0x270B, 0x270C, 0x270D, 0x270F, 0x2712, 0x2714, 0x2716,
        0x271D, 0x2721, 0x2728, 0x2733, 0x2734, 0x2744, 0x2747, 0x274C, 0x274E, 0x2753, 0x2754,
        0x2755, 0x2757, 0x2763, 0x2764, 0x2795, 0x2796, 0x2797, 0x27A1, 0x27B0, 0x27BF, 0x2934,
        0x2935, 0x2B05, 0x2B06, 0x2B07, 0x2B1B, 0x2B1C, 0x2B50, 0x2B55, 0x3030, 0x303D, 0x3297,
        0x3299, 0x1F004, 0x1F0CF, 0x1F170, 0x1F171, 0x1F17E, 0x1F17F, 0x1F18E, 0x1F191, 0x1F192,
        0x1F193, 0x1F194, 0x1F195, 0x1F196, 0x1F197, 0x1F198, 0x1F199, 0x1F19A, 0x1F1E6, 0x1F1E7,
        0x1F1E8, 0x1F1E9, 0x1F1EA, 0x1F1EB, 0x1F1EC, 0x1F1ED, 0x1F1EE, 0x1F1EF, 0x1F1F0, 0x1F1F1,
        0x1F1F2, 0x1F1F3, 0x1F1F4, 0x1F1F5, 0x1F1F6, 0x1F1F7, 0x1F1F8, 0x1F1F9, 0x1F1FA, 0x1F1FB,
        0x1F1FC, 0x1F1FD, 0x1F1FE, 0x1F1FF, 0x1F201, 0x1F202, 0x1F21A, 0x1F22F, 0x1F232, 0x1F233,
        0x1F234, 0x1F235, 0x1F236, 0x1F237, 0x1F238, 0x1F239, 0x1F23A, 0x1F250, 0x1F251, 0x1F300,
        0x1F301, 0x1F302, 0x1F303, 0x1F304, 0x1F305, 0x1F306, 0x1F307, 0x1F308, 0x1F309, 0x1F30A,
        0x1F30B, 0x1F30C, 0x1F30D, 0x1F30E, 0x1F30F, 0x1F310, 0x1F311, 0x1F312, 0x1F313, 0x1F314,
        0x1F315, 0x1F316, 0x1F317, 0x1F318, 0x1F319, 0x1F31A, 0x1F31B, 0x1F31C, 0x1F31D, 0x1F31E,
        0x1F31F, 0x1F320, 0x1F321, 0x1F324, 0x1F325, 0x1F326, 0x1F327, 0x1F328, 0x1F329, 0x1F32A,
        0x1F32B, 0x1F32C, 0x1F32D, 0x1F32E, 0x1F32F, 0x1F330, 0x1F331, 0x1F332, 0x1F333, 0x1F334,
        0x1F335, 0x1F336, 0x1F337, 0x1F338, 0x1F339, 0x1F33A, 0x1F33B, 0x1F33C, 0x1F33D, 0x1F33E,
        0x1F33F, 0x1F340, 0x1F341, 0x1F342, 0x1F343, 0x1F344, 0x1F345, 0x1F346, 0x1F347, 0x1F348,
        0x1F349, 0x1F34A, 0x1F34B, 0x1F34C, 0x1F34D, 0x1F34E, 0x1F34F, 0x1F350, 0x1F351, 0x1F352,
        0x1F353, 0x1F354, 0x1F355, 0x1F356, 0x1F357, 0x1F358, 0x1F359, 0x1F35A, 0x1F35B, 0x1F35C,
        0x1F35D, 0x1F35E, 0x1F35F, 0x1F360, 0x1F361, 0x1F362, 0x1F363, 0x1F364, 0x1F365, 0x1F366,
        0x1F367, 0x1F368, 0x1F369, 0x1F36A, 0x1F36B, 0x1F36C, 0x1F36D, 0x1F36E, 0x1F36F, 0x1F370,
        0x1F371, 0x1F372, 0x1F373, 0x1F374, 0x1F375, 0x1F376, 0x1F377, 0x1F378, 0x1F379, 0x1F37A,
        0x1F37B, 0x1F37C, 0x1F37D, 0x1F37E, 0x1F37F, 0x1F380, 0x1F381, 0x1F382, 0x1F383, 0x1F384,
        0x1F385, 0x1F386, 0x1F387, 0x1F388, 0x1F389, 0x1F38A, 0x1F38B, 0x1F38C, 0x1F38D, 0x1F38E,
        0x1F38F, 0x1F390, 0x1F391, 0x1F392, 0x1F393, 0x1F396, 0x1F397, 0x1F399, 0x1F39A, 0x1F39B,
        0x1F39E, 0x1F39F, 0x1F3A0, 0x1F3A1, 0x1F3A2, 0x1F3A3, 0x1F3A4, 0x1F3A5, 0x1F3A6, 0x1F3A7,
        0x1F3A8, 0x1F3A9, 0x1F3AA, 0x1F3AB, 0x1F3AC, 0x1F3AD, 0x1F3AE, 0x1F3AF, 0x1F3B0, 0x1F3B1,
        0x1F3B2, 0x1F3B3, 0x1F3B4, 0x1F3B5, 0x1F3B6, 0x1F3B7, 0x1F3B8, 0x1F3B9, 0x1F3BA, 0x1F3BB,
        0x1F3BC, 0x1F3BD, 0x1F3BE, 0x1F3BF, 0x1F3C0, 0x1F3C1, 0x1F3C2, 0x1F3C3, 0x1F3C4, 0x1F3C5,
        0x1F3C6, 0x1F3C7, 0x1F3C8, 0x1F3C9, 0x1F3CA, 0x1F3CB, 0x1F3CC, 0x1F3CD, 0x1F3CE, 0x1F3CF,
        0x1F3D0, 0x1F3D1, 0x1F3D2, 0x1F3D3, 0x1F3D4, 0x1F3D5, 0x1F3D6, 0x1F3D7, 0x1F3D8, 0x1F3D9,
        0x1F3DA, 0x1F3DB, 0x1F3DC, 0x1F3DD, 0x1F3DE, 0x1F3DF, 0x1F3E0, 0x1F3E1, 0x1F3E2, 0x1F3E3,
        0x1F3E4, 0x1F3E5, 0x1F3E6, 0x1F3E7, 0x1F3E8, 0x1F3E9, 0x1F3EA, 0x1F3EB, 0x1F3EC, 0x1F3ED,
        0x1F3EE, 0x1F3EF, 0x1F3F0, 0x1F3F3, 0x1F3F4, 0x1F3F5, 0x1F3F7, 0x1F3F8, 0x1F3F9, 0x1F3FA,
        0x1F3FB, 0x1F3FC, 0x1F3FD, 0x1F3FE, 0x1F3FF, 0x1F400, 0x1F401, 0x1F402, 0x1F403, 0x1F404,
        0x1F405, 0x1F406, 0x1F407, 0x1F408, 0x1F409, 0x1F40A, 0x1F40B, 0x1F40C, 0x1F40D, 0x1F40E,
        0x1F40F, 0x1F410, 0x1F411, 0x1F412, 0x1F413, 0x1F414, 0x1F415, 0x1F416, 0x1F417, 0x1F418,
        0x1F419, 0x1F41A, 0x1F41B, 0x1F41C, 0x1F41D, 0x1F41E, 0x1F41F, 0x1F420, 0x1F421, 0x1F422,
        0x1F423, 0x1F424, 0x1F425, 0x1F426, 0x1F427, 0x1F428, 0x1F429, 0x1F42A, 0x1F42B, 0x1F42C,
        0x1F42D, 0x1F42E, 0x1F42F, 0x1F430, 0x1F431, 0x1F432, 0x1F433, 0x1F434, 0x1F435, 0x1F436,
        0x1F437, 0x1F438, 0x1F439, 0x1F43A, 0x1F43B, 0x1F43C, 0x1F43D, 0x1F43E, 0x1F43F, 0x1F440,
        0x1F441, 0x1F442, 0x1F443, 0x1F444, 0x1F445, 0x1F446, 0x1F447, 0x1F448, 0x1F449, 0x1F44A,
        0x1F44B, 0x1F44C, 0x1F44D, 0x1F44E, 0x1F44F, 0x1F450, 0x1F451, 0x1F452, 0x1F453, 0x1F454,
        0x1F455, 0x1F456, 0x1F457, 0x1F458, 0x1F459, 0x1F45A, 0x1F45B, 0x1F45C, 0x1F45D, 0x1F45E,
        0x1F45F, 0x1F460, 0x1F461, 0x1F462, 0x1F463, 0x1F464, 0x1F465, 0x1F466, 0x1F467, 0x1F468,
        0x1F469, 0x1F46A, 0x1F46B, 0x1F46C, 0x1F46D, 0x1F46E, 0x1F46F, 0x1F470, 0x1F471, 0x1F472,
        0x1F473, 0x1F474, 0x1F475, 0x1F476, 0x1F477, 0x1F478, 0x1F479, 0x1F47A, 0x1F47B, 0x1F47C,
        0x1F47D, 0x1F47E, 0x1F47F, 0x1F480, 0x1F481, 0x1F482, 0x1F483, 0x1F484, 0x1F485, 0x1F486,
        0x1F487, 0x1F488, 0x1F489, 0x1F48A, 0x1F48B, 0x1F48C, 0x1F48D, 0x1F48E, 0x1F48F, 0x1F490,
        0x1F491, 0x1F492, 0x1F493, 0x1F494, 0x1F495, 0x1F496, 0x1F497, 0x1F498, 0x1F499, 0x1F49A,
        0x1F49B, 0x1F49C, 0x1F49D, 0x1F49E, 0x1F49F, 0x1F4A0, 0x1F4A1, 0x1F4A2, 0x1F4A3, 0x1F4A4,
        0x1F4A5, 0x1F4A6, 0x1F4A7, 0x1F4A8, 0x1F4A9, 0x1F4AA, 0x1F4AB, 0x1F4AC, 0x1F4AD, 0x1F4AE,
        0x1F4AF, 0x1F4B0, 0x1F4B1, 0x1F4B2, 0x1F4B3, 0x1F4B4, 0x1F4B5, 0x1F4B6, 0x1F4B7, 0x1F4B8,
        0x1F4B9, 0x1F4BA, 0x1F4BB, 0x1F4BC, 0x1F4BD, 0x1F4BE, 0x1F4BF, 0x1F4C0, 0x1F4C1, 0x1F4C2,
        0x1F4C3, 0x1F4C4, 0x1F4C5, 0x1F4C6, 0x1F4C7, 0x1F4C8, 0x1F4C9, 0x1F4CA, 0x1F4CB, 0x1F4CC,
        0x1F4CD, 0x1F4CE, 0x1F4CF, 0x1F4D0, 0x1F4D1, 0x1F4D2, 0x1F4D3, 0x1F4D4, 0x1F4D5, 0x1F4D6,
        0x1F4D7, 0x1F4D8, 0x1F4D9, 0x1F4DA, 0x1F4DB, 0x1F4DC, 0x1F4DD, 0x1F4DE, 0x1F4DF, 0x1F4E0,
        0x1F4E1, 0x1F4E2, 0x1F4E3, 0x1F4E4, 0x1F4E5, 0x1F4E6, 0x1F4E7, 0x1F4E8, 0x1F4E9, 0x1F4EA,
        0x1F4EB, 0x1F4EC, 0x1F4ED, 0x1F4EE, 0x1F4EF, 0x1F4F0, 0x1F4F1, 0x1F4F2, 0x1F4F3, 0x1F4F4,
        0x1F4F5, 0x1F4F6, 0x1F4F7, 0x1F4F8, 0x1F4F9, 0x1F4FA, 0x1F4FB, 0x1F4FC, 0x1F4FD, 0x1F4FF,
        0x1F500, 0x1F501, 0x1F502, 0x1F503, 0x1F504, 0x1F505, 0x1F506, 0x1F507, 0x1F508, 0x1F509,
        0x1F50A, 0x1F50B, 0x1F50C, 0x1F50D, 0x1F50E, 0x1F50F, 0x1F510, 0x1F511, 0x1F512, 0x1F513,
        0x1F514, 0x1F515, 0x1F516, 0x1F517, 0x1F518, 0x1F519, 0x1F51A, 0x1F51B, 0x1F51C, 0x1F51D,
        0x1F51E, 0x1F51F, 0x1F520, 0x1F521, 0x1F522, 0x1F523, 0x1F524, 0x1F525, 0x1F526, 0x1F527,
        0x1F528, 0x1F529, 0x1F52A, 0x1F52B, 0x1F52C, 0x1F52D, 0x1F52E, 0x1F52F, 0x1F530, 0x1F531,
        0x1F532, 0x1F533, 0x1F534, 0x1F535, 0x1F536, 0x1F537, 0x1F538, 0x1F539, 0x1F53A, 0x1F53B,
        0x1F53C, 0x1F53D, 0x1F549, 0x1F54A, 0x1F54B, 0x1F54C, 0x1F54D, 0x1F54E, 0x1F550, 0x1F551,
        0x1F552, 0x1F553, 0x1F554, 0x1F555, 0x1F556, 0x1F557, 0x1F558, 0x1F559, 0x1F55A, 0x1F55B,
        0x1F55C, 0x1F55D, 0x1F55E, 0x1F55F, 0x1F560, 0x1F561, 0x1F562, 0x1F563, 0x1F564, 0x1F565,
        0x1F566, 0x1F567, 0x1F56F, 0x1F570, 0x1F573, 0x1F574, 0x1F575, 0x1F576, 0x1F577, 0x1F578,
        0x1F579, 0x1F57A, 0x1F587, 0x1F58A, 0x1F58B, 0x1F58C, 0x1F58D, 0x1F590, 0x1F595, 0x1F596,
        0x1F5A4, 0x1F5A5, 0x1F5A8, 0x1F5B1, 0x1F5B2, 0x1F5BC, 0x1F5C2, 0x1F5C3, 0x1F5C4, 0x1F5D1,
        0x1F5D2, 0x1F5D3, 0x1F5DC, 0x1F5DD, 0x1F5DE, 0x1F5E1, 0x1F5E3, 0x1F5E8, 0x1F5EF, 0x1F5F3,
        0x1F5FA, 0x1F5FB, 0x1F5FC, 0x1F5FD, 0x1F5FE, 0x1F5FF, 0x1F600, 0x1F601, 0x1F602, 0x1F603,
        0x1F604, 0x1F605, 0x1F606, 0x1F607, 0x1F608, 0x1F609, 0x1F60A, 0x1F60B, 0x1F60C, 0x1F60D,
        0x1F60E, 0x1F60F, 0x1F610, 0x1F611, 0x1F612, 0x1F613, 0x1F614, 0x1F615, 0x1F616, 0x1F617,
        0x1F618, 0x1F619, 0x1F61A, 0x1F61B, 0x1F61C, 0x1F61D, 0x1F61E, 0x1F61F, 0x1F620, 0x1F621,
        0x1F622, 0x1F623, 0x1F624, 0x1F625, 0x1F626, 0x1F627, 0x1F628, 0x1F629, 0x1F62A, 0x1F62B,
        0x1F62C, 0x1F62D, 0x1F62E, 0x1F62F, 0x1F630, 0x1F631, 0x1F632, 0x1F633, 0x1F634, 0x1F635,
        0x1F636, 0x1F637, 0x1F638, 0x1F639, 0x1F63A, 0x1F63B, 0x1F63C, 0x1F63D, 0x1F63E, 0x1F63F,
        0x1F640, 0x1F641, 0x1F642, 0x1F643, 0x1F644, 0x1F645, 0x1F646, 0x1F647, 0x1F648, 0x1F649,
        0x1F64A, 0x1F64B, 0x1F64C, 0x1F64D, 0x1F64E, 0x1F64F, 0x1F680, 0x1F681, 0x1F682, 0x1F683,
        0x1F684, 0x1F685, 0x1F686, 0x1F687, 0x1F688, 0x1F689, 0x1F68A, 0x1F68B, 0x1F68C, 0x1F68D,
        0x1F68E, 0x1F68F, 0x1F690, 0x1F691, 0x1F692, 0x1F693, 0x1F694, 0x1F695, 0x1F696, 0x1F697,
        0x1F698, 0x1F699, 0x1F69A, 0x1F69B, 0x1F69C, 0x1F69D, 0x1F69E, 0x1F69F, 0x1F6A0, 0x1F6A1,
        0x1F6A2, 0x1F6A3, 0x1F6A4, 0x1F6A5, 0x1F6A6, 0x1F6A7, 0x1F6A8, 0x1F6A9, 0x1F6AA, 0x1F6AB,
        0x1F6AC, 0x1F6AD, 0x1F6AE, 0x1F6AF, 0x1F6B0, 0x1F6B1, 0x1F6B2, 0x1F6B3, 0x1F6B4, 0x1F6B5,
        0x1F6B6, 0x1F6B7, 0x1F6B8, 0x1F6B9, 0x1F6BA, 0x1F6BB, 0x1F6BC, 0x1F6BD, 0x1F6BE, 0x1F6BF,
        0x1F6C0, 0x1F6C1, 0x1F6C2, 0x1F6C3, 0x1F6C4, 0x1F6C5, 0x1F6CB, 0x1F6CC, 0x1F6CD, 0x1F6CE,
        0x1F6CF, 0x1F6D0, 0x1F6D1, 0x1F6D2, 0x1F6E0, 0x1F6E1, 0x1F6E2, 0x1F6E3, 0x1F6E4, 0x1F6E5,
        0x1F6E9, 0x1F6EB, 0x1F6EC, 0x1F6F0, 0x1F6F3, 0x1F6F4, 0x1F6F5, 0x1F6F6, 0x1F910, 0x1F911,
        0x1F912, 0x1F913, 0x1F914, 0x1F915, 0x1F916, 0x1F917, 0x1F918, 0x1F919, 0x1F91A, 0x1F91B,
        0x1F91C, 0x1F91D, 0x1F91E, 0x1F920, 0x1F921, 0x1F922, 0x1F923, 0x1F924, 0x1F925, 0x1F926,
        0x1F927, 0x1F930, 0x1F933, 0x1F934, 0x1F935, 0x1F936, 0x1F937, 0x1F938, 0x1F939, 0x1F93A,
        0x1F93B, 0x1F93C, 0x1F93D, 0x1F93E, 0x1F940, 0x1F941, 0x1F942, 0x1F943, 0x1F944, 0x1F945,
        0x1F946, 0x1F947, 0x1F948, 0x1F949, 0x1F94A, 0x1F94B, 0x1F950, 0x1F951, 0x1F952, 0x1F953,
        0x1F954, 0x1F955, 0x1F956, 0x1F957, 0x1F958, 0x1F959, 0x1F95A, 0x1F95B, 0x1F95C, 0x1F95D,
        0x1F95E, 0x1F980, 0x1F981, 0x1F982, 0x1F983, 0x1F984, 0x1F985, 0x1F986, 0x1F987, 0x1F988,
        0x1F989, 0x1F98A, 0x1F98B, 0x1F98C, 0x1F98D, 0x1F98E, 0x1F98F, 0x1F990, 0x1F991, 0x1F9C0
    };

    @Test
    public void replaceEmojiTestWithAllEmojis() {
        // A string with all emoji
        String emojiText = new String(EMOJI_LIST, 0, EMOJI_LIST.length);
        String replacedText = EmojiHelper.replaceEmoji(emojiText, ' ');
        assertEquals(" ", replacedText);
    }

    @Test
    public void replaceEmojiTestWithMixedCharacters() {
        // A string with mixed characters
        String emojiText =
                "\uD83D\uDCBBG\uD83D\uDE04O\uD83D\uDD2BO\uD83D"
                        + "\uDE31G\uD83D\uDCA5L\uD83D\uDC80E\uD83D\uDC7B";
        String replacedText = EmojiHelper.replaceEmoji(emojiText, ' ');
        assertEquals(" G O O G L E ", replacedText);
    }

    @Test
    public void isEmojiTest() {
        // All codepoints in the list should be classified as emoji
        for (int codePoint : EMOJI_LIST) {
            assertTrue(EmojiHelper.isEmoji(codePoint));
        }
    }
}
